Home / 15,442.03-23,165.75-4,911.90

Finding the Fourth Proportional to 15,442.03, 23,165.75 and 4,911.90

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Solution

The fourth proportional to 15,442.03, 23,165.75 and 4,911.90 is: 7,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442.03 : 23,165.75 = 4,911.90 : x
  2. Step 2: Convert to fraction form
    15,442.03/23,165.75 = 4,911.90/x
  3. Step 3: Cross multiply
    15,442.03x = 23,165.75 × 4,911.90
  4. Step 4: Simplify right side
    15,442.03x = 113,787,847.43
  5. Step 5: Solve for x
    x = 113,787,847.43/15,442.03
  6. Step 6: Final answer
    x = 7,368.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.